Submission #73215617

Source Code Expand

require "ac-library-rb/dsu"
require "ac-library-rb/segtree"
require "ac-library-rb/priority_queue"
require "ac-library-rb/fenwick_tree"
# AcLibraryRb
# MOD = 998244353
MOD = 10 ** 9 + 7
INF = 1 << 60

def bsearch(ng, ok, &block)
  while (ok - ng).abs > 1
    mid = (ok + ng) / 2
    block[mid] ? ok = mid : ng = mid
  end
  ok
end

N, K, M = gets.split.map(&:to_i)
A = gets.split.map(&:to_i)

r = 0
ans = 0
csum = 0
A.each_with_index do |a, l|
  while r < N && (csum < M || r - l < K)
    csum += A[r]
    r += 1
  end
  ans += N - r + 1 if csum >= M && r - l >= K
  csum -= a
end

puts ans

Submission Info

Submission Time
Task D - Consecutive Practice Days
User fumta
Language Ruby 3.4 (ruby 3.4.5)
Score 400
Code Size 591 Byte
Status AC
Exec Time 121 ms
Memory 29676 KiB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 400 / 400
Status
AC × 3
AC × 75
Set Name Test Cases
Sample sample01.txt, sample02.txt, sample03.txt
All sample01.txt, sample02.txt, sample03.txt, in01.txt, in02.txt, in03.txt, in04.txt, in05.txt, in06.txt, in07.txt, in08.txt, in09.txt, in10.txt, in11.txt, in12.txt, in13.txt, in14.txt, in15.txt, in16.txt, in17.txt, in18.txt, in19.txt, in20.txt, in21.txt, in22.txt, in23.txt, in24.txt, in25.txt, in26.txt, in27.txt, in28.txt, in29.txt, in30.txt, in31.txt, in32.txt, in33.txt, in34.txt, in35.txt, in36.txt, in37.txt, in38.txt, in39.txt, in40.txt, in41.txt, in42.txt, in43.txt, in44.txt, in45.txt, in46.txt, in47.txt, in48.txt, in49.txt, in50.txt, in51.txt, in52.txt, in53.txt, in54.txt, in55.txt, in56.txt, in57.txt, in58.txt, in59.txt, in60.txt, in61.txt, in62.txt, in63.txt, in64.txt, in65.txt, in66.txt, in67.txt, in68.txt, in69.txt, in70.txt, in71.txt, in72.txt
Case Name Status Exec Time Memory
in01.txt AC 52 ms 16756 KiB
in02.txt AC 52 ms 16688 KiB
in03.txt AC 52 ms 16712 KiB
in04.txt AC 51 ms 16704 KiB
in05.txt AC 52 ms 16632 KiB
in06.txt AC 52 ms 16756 KiB
in07.txt AC 53 ms 16592 KiB
in08.txt AC 53 ms 16592 KiB
in09.txt AC 53 ms 16748 KiB
in10.txt AC 53 ms 16704 KiB
in11.txt AC 115 ms 29440 KiB
in12.txt AC 121 ms 29300 KiB
in13.txt AC 116 ms 29304 KiB
in14.txt AC 116 ms 29392 KiB
in15.txt AC 111 ms 29676 KiB
in16.txt AC 107 ms 27896 KiB
in17.txt AC 54 ms 16604 KiB
in18.txt AC 115 ms 29432 KiB
in19.txt AC 110 ms 29440 KiB
in20.txt AC 116 ms 29432 KiB
in21.txt AC 112 ms 29548 KiB
in22.txt AC 117 ms 29492 KiB
in23.txt AC 113 ms 29436 KiB
in24.txt AC 110 ms 28580 KiB
in25.txt AC 112 ms 29640 KiB
in26.txt AC 119 ms 29440 KiB
in27.txt AC 116 ms 29516 KiB
in28.txt AC 84 ms 22708 KiB
in29.txt AC 53 ms 16748 KiB
in30.txt AC 52 ms 16748 KiB
in31.txt AC 52 ms 16768 KiB
in32.txt AC 53 ms 16768 KiB
in33.txt AC 53 ms 16720 KiB
in34.txt AC 52 ms 16632 KiB
in35.txt AC 53 ms 16536 KiB
in36.txt AC 52 ms 16628 KiB
in37.txt AC 52 ms 16632 KiB
in38.txt AC 86 ms 22380 KiB
in39.txt AC 53 ms 16768 KiB
in40.txt AC 54 ms 16712 KiB
in41.txt AC 108 ms 27884 KiB
in42.txt AC 106 ms 28084 KiB
in43.txt AC 106 ms 28160 KiB
in44.txt AC 112 ms 27884 KiB
in45.txt AC 113 ms 29360 KiB
in46.txt AC 114 ms 28848 KiB
in47.txt AC 109 ms 28616 KiB
in48.txt AC 114 ms 29392 KiB
in49.txt AC 107 ms 27952 KiB
in50.txt AC 108 ms 27848 KiB
in51.txt AC 118 ms 29256 KiB
in52.txt AC 109 ms 27828 KiB
in53.txt AC 116 ms 28288 KiB
in54.txt AC 53 ms 16584 KiB
in55.txt AC 52 ms 16580 KiB
in56.txt AC 53 ms 16756 KiB
in57.txt AC 52 ms 16496 KiB
in58.txt AC 52 ms 16712 KiB
in59.txt AC 53 ms 16764 KiB
in60.txt AC 52 ms 16688 KiB
in61.txt AC 53 ms 16688 KiB
in62.txt AC 54 ms 16688 KiB
in63.txt AC 54 ms 16764 KiB
in64.txt AC 54 ms 16692 KiB
in65.txt AC 55 ms 16748 KiB
in66.txt AC 54 ms 16548 KiB
in67.txt AC 54 ms 16584 KiB
in68.txt AC 54 ms 16548 KiB
in69.txt AC 53 ms 16748 KiB
in70.txt AC 53 ms 16580 KiB
in71.txt AC 113 ms 29564 KiB
in72.txt AC 116 ms 29396 KiB
sample01.txt AC 53 ms 16628 KiB
sample02.txt AC 52 ms 16688 KiB
sample03.txt AC 52 ms 16632 KiB